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Features multiple pilot tubing lengths (22" and 26") to ensure fitment across different cabinet sizes
Tamper Proofing: Includes a dedicated lock and key to eliminate "thermostat wars" and protect HVAC system efficiency
The 5-foot capillary tube offers significant flexibility for bulb placement on the suction line
Because it handles thrust loads in both directions
Always match the part number to your specific model and series
Lochinvar & A.O. Smith 100145007 Fan Kit 320788-702 Features multiple pilot tubing lengthsThe Lochinvar & A. O. Smith 100145007 Fan Kit is a direct OEM combustion blower assembly designed for high output heating systems. Engineered specifically for Knight XL KBN500 heating boilers and Armor AW500 water heaters, this 115V, 60Hz fan assembly is essential for maintaining the correct fuel to air ratio. When a blower fails or loses RPM, it can lead to poor combustion, frequent ignition failures, and increased wear on the heat exchanger. The
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